extern print_char;
print_char:
    push ebp;
    mov ebp,esp;
    sub esp,4;
    push ebx;

    mov ebx,[ebp+8] ;position;
    mov eax,[ebp+12]; char
    mov [ebx],al;
    inc ebx;
    mov al,0xf;
    mov [ebx],al;

    pop ebx;
    leave;
    ret;